title: Bf polymorphism. A very fast variant from Nigeria.
mesh_terms: D000328:Adult; D002648:Child; D011415:Complement Factor B / Q000235:genetics*; D004587:Electrophoresis, Agar Gel; D004792:Enzyme Precursors / Q000235:genetics*; D005260:Female; D014644:Genetic Variation; D006801:Humans; D005779:Immunodiffusion; D008297:Male; D009549:Nigeria; D010641:Phenotype
chemical_list: D004792:Enzyme Precursors; D011415:Complement Factor B